diff --git a/src/processor/mod.rs b/src/processor/mod.rs
index 7f5fd78..9464812 100644
--- a/src/processor/mod.rs
+++ b/src/processor/mod.rs
@@ -30,6 +30,14 @@ impl CPU {
         self.last_instruction_addr = self.reg.pc;
         let opcode = self.next_opcode();
         self.last_instruction = opcode;
+
+        if self.memory.ime_scheduled > 0 {
+            self.memory.ime_scheduled = self.memory.ime_scheduled.saturating_sub(1);
+            if self.memory.ime_scheduled == 0 {
+                self.memory.ime = true;
+            }
+        }
+
         verbose_println!(
             "exec {:#4X} from pc: {:#X}",
             opcode,